UK electricity in January 2015
Day by day: how Great Britain made its electricity in January 2015.
In January 2015, coal made 33% of Britain's electricity, then gas (22%). Renewables made 15%, against 12% a year earlier; average carbon intensity 408 g/kWh.
Electricity generated each day, January 2015
GWh a day
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the numbers
- Nuclear
- Gas
- Hydro
- Imports
- Pumped storage
- Wind
- Solar
- Coal
- Other
Share of electricity, by source
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the numbers
Carbon intensity
g CO₂ per kWh, daily average
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the numbers
January 2015 in total
| Source | Electricity | Share |
|---|---|---|
| Coal | 9,888 GWh | 33.0% |
| Gas | 6,530 GWh | 21.8% |
| Nuclear | 6,161 GWh | 20.5% |
| Wind | 3,937 GWh | 13.1% |
| Imports | 1,865 GWh | 6.2% |
| Other | 635 GWh | 2.1% |
| Hydro | 537 GWh | 1.8% |
| Pumped storage | 263 GWh | 0.9% |
| Solar | 168 GWh | 0.6% |
| Renewable (wind, solar, hydro, biomass) | 15.5% | |
| Low carbon (renewable plus nuclear) | 36.0% |
Standout days
- Windiest day183.4 GWh of windThu, 15 January 2015
- Highest wind share22.2%Thu, 1 January 2015
- Sunniest day11.4 GWh of solarSat, 24 January 2015
- Cleanest day336 g/kWh averageSun, 11 January 2015
- Dirtiest day465 g/kWh averageMon, 19 January 2015
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Thu 1 Jan | 783 GWh | 22% | 13% | 25% | 0% | 337 g |
| Fri 2 Jan | 860 GWh | 20% | 17% | 22% | 1% | 354 g |
| Sat 3 Jan | 871 GWh | 9% | 22% | 22% | 0% | 429 g |
| Sun 4 Jan | 883 GWh | 6% | 23% | 22% | 0% | 454 g |
| Mon 5 Jan | 986 GWh | 9% | 26% | 20% | 0% | 433 g |
| Tue 6 Jan | 989 GWh | 12% | 22% | 20% | 0% | 417 g |
| Wed 7 Jan | 995 GWh | 16% | 21% | 19% | 0% | 405 g |
| Thu 8 Jan | 979 GWh | 15% | 21% | 20% | 1% | 392 g |
| Fri 9 Jan | 957 GWh | 18% | 18% | 20% | 0% | 381 g |
| Sat 10 Jan | 866 GWh | 21% | 13% | 22% | 1% | 352 g |
| Sun 11 Jan | 861 GWh | 21% | 13% | 23% | 1% | 336 g |
| Mon 12 Jan | 979 GWh | 18% | 20% | 20% | 0% | 376 g |
| Tue 13 Jan | 988 GWh | 15% | 19% | 21% | 1% | 399 g |
| Wed 14 Jan | 1,014 GWh | 17% | 18% | 20% | 1% | 397 g |
| Thu 15 Jan | 1,003 GWh | 18% | 19% | 21% | 1% | 380 g |
| Fri 16 Jan | 997 GWh | 14% | 20% | 21% | 1% | 414 g |
| Sat 17 Jan | 933 GWh | 10% | 19% | 23% | 1% | 442 g |
| Sun 18 Jan | 919 GWh | 9% | 22% | 23% | 1% | 436 g |
| Mon 19 Jan | 1,047 GWh | 2% | 34% | 20% | 1% | 465 g |
| Tue 20 Jan | 1,067 GWh | 5% | 34% | 20% | 1% | 450 g |
| Wed 21 Jan | 1,064 GWh | 4% | 35% | 20% | 0% | 443 g |
| Thu 22 Jan | 1,062 GWh | 3% | 35% | 20% | 0% | 458 g |
| Fri 23 Jan | 1,045 GWh | 13% | 24% | 19% | 1% | 428 g |
| Sat 24 Jan | 922 GWh | 15% | 18% | 21% | 1% | 379 g |
| Sun 25 Jan | 899 GWh | 14% | 19% | 22% | 1% | 393 g |
| Mon 26 Jan | 993 GWh | 13% | 21% | 20% | 1% | 410 g |
| Tue 27 Jan | 1,013 GWh | 11% | 22% | 20% | 0% | 439 g |
| Wed 28 Jan | 1,007 GWh | 18% | 19% | 19% | 1% | 394 g |
| Thu 29 Jan | 1,041 GWh | 14% | 22% | 18% | 1% | 421 g |
| Fri 30 Jan | 1,029 GWh | 12% | 22% | 18% | 1% | 431 g |
| Sat 31 Jan | 931 GWh | 17% | 16% | 20% | 0% | 400 g |